Sartorius combics 1, Operating Instructions Manual

Page: 107 / 121

Specifications
When used in standard applications
(as opposed to legal metrology):
– Display resolution
<
31,250 d
In legal metrology:
Accuracy class
l
,
m
Verification scale intervals
when used as a
– Single-range instrument < 3125 e
– Multi-interval instrument
<
3125 e
– Maximum e1 6250 e
– Multiple-range instrument £3125 e
Load cell connection:
– Supply voltage 9 V (±4.5 V)
– Bridge impedance 83
Ω
to 2000
Ω
– Available sensor technology 4-conductor or 6-conductor technology
When used in legal metrology:
– Available sensor technology 6-conductor technology
– Max. cable length per gauge 150 m/mm2
– Lowest permissible input signal
for P
ind
= 0.5
>
0.720 µV/e
for P
ind
= 0.3
>
1.200 µV/e
– Fraction of tolerance
for this module:
for Delta U
min
> 0.720 µV/e 0.5
for Delta U
min
> 1.200 µV/e 0.3
Performance specifications
of the built-in A/D converter:
Weighing capacity
Up to 32 t
Measuring signal 0.45 mV to 36 mV
Measuring signal for preload (dead load) 0.45 mV to 6.3 mV
Measuring signal variation 4.5 mV to 29.7 mV
Sensitivity Max. 4 million digits (internal)
Digital protective interface acc. to EN45501
Data interface Bi-directional RS-232 interface
with control outputs (5V, TTL standard)
(standard equipment)
Additional data interface optional
Display 20 mm LCD, 7-segment plus status indicators,
backlit;
Housing:
– Material AISI 304 stainless steel
– Dust and water protection
acc. to EN60529 CISL1, CISL1N, CISL2: IP44 (IP65 optional)
CIS1, CIS1N, CIS2: IP67
Operating temperature range -10°C to +40°C (+14°F to +104°F)
Power supply 100-240 VAC (-15/+10%), 50-60Hz,
max. 17W / 23 VA
optional: 15.5-24 VDC (±10%), max. 12 W
optional: 13-17 VAC (±10%), 50-60 Hz, max. 12 W
Optional battery pack: YBR10Z
Emissions Acc. to A1 Class B (IEC 61326+A1)
Immunity to interference Acc. to A1, industrial areas (IEC 61326+A1)
Electrical safety Acc. to EN61010-1 (EC 1010-1), EN60950 (IEC 950)
107
Overview